package com.tengfei.common.valid;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.HashSet;
import java.util.Set;

/**
 * @author feige
 * @version v1.0
 * @date 2022-07-17-20:10
 * @description
 */
public class ListValueConstraintValidator implements ConstraintValidator<ListValue, Integer> {

    private Set<Integer> set = new HashSet<>();

    // 初始化方法
    @Override
    public void initialize(ListValue constraintAnnotation) {
        int vals[] = constraintAnnotation.vals();
        for (int val : vals) {
            set.add(val);
        }
    }

    // 是否校验成功
    @Override
    public boolean isValid(Integer val, ConstraintValidatorContext context) {
        // set中是否包好val
        return set.contains(val);
    }
}
